package com.cn.wanxi.servlet.product;

import com.alibaba.fastjson.JSONObject;
import com.cn.wanxi.model.PageModel;
import com.cn.wanxi.model.ProductModel;
import com.cn.wanxi.model.UserModel;
import com.cn.wanxi.service.ProductService;
import com.cn.wanxi.service.UserService;
import com.cn.wanxi.service.impl.ProductServiceImpl;
import com.cn.wanxi.service.impl.UserServiceImpl;
import com.cn.wanxi.util.Tool;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/back/product/findAll")
public class ProductFindAllServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //     0。乱码处理
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        //        1.得到前端传递过来的数据
        String name = req.getParameter("name");

//          2.封装对象
        ProductModel productModel = new ProductModel();
        productModel.setName(name);
        String curPage = req.getParameter("page");
        String pageSize = req.getParameter("limit");
        PageModel pageModel = new PageModel();
        pageModel.setCurPage(Tool.curPageToInt(curPage));
        pageModel.setPageSize(Tool.pageSizeToInt(pageSize));
        productModel.setPageModel(pageModel);
//        调用service
        ProductService productService = new ProductServiceImpl();
        //        -返回值
        List<ProductModel> list = productService.findAll(productModel);
        int count = productService.getCount(productModel);
//       反馈给前端--返回值
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("list", list);
        jsonObject.put("count", count);
        resp.getWriter().println(jsonObject);
    }
}
